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Code Issues 88 Pull Requests 3 Releases Wiki Activity

nac3core: show outter type info in err msg

pull/274/head
ychenfo 2022-04-22 13:25:35 +08:00
parent 837aaa95f1
commit 196a92362e
1 changed files with 18 additions and 6 deletions
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24
nac3core/src/typecheck/typedef/mod.rs
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@ -657,12 +657,16 @@ impl Unifier {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
}
for (x, y) in ty1.iter().zip(ty2.iter()) {
self.unify_impl(*x, *y, false)?;
if self.unify_impl(*x, *y, false).is_err() {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
}
}
self.set_a_to_b(a, b);
}
(TList { ty: ty1 }, TList { ty: ty2 }) => {
self.unify_impl(*ty1, *ty2, false)?;
if self.unify_impl(*ty1, *ty2, false).is_err() {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
}
self.set_a_to_b(a, b);
}
(TVar { fields: Some(map), range, .. }, TObj { fields, .. }) => {
@ -743,12 +747,16 @@ impl Unifier {
self.incompatible_types(a, b)?;
}
for (x, y) in zip(params1.values(), params2.values()) {
self.unify_impl(*x, *y, false)?;
if self.unify_impl(*x, *y, false).is_err() {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
};
}
self.set_a_to_b(a, b);
}
(TVirtual { ty: ty1 }, TVirtual { ty: ty2 }) => {
self.unify_impl(*ty1, *ty2, false)?;
if self.unify_impl(*ty1, *ty2, false).is_err() {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
};
self.set_a_to_b(a, b);
}
(TCall(calls1), TCall(calls2)) => {
@ -784,9 +792,13 @@ impl Unifier {
if x.name != y.name || x.default_value != y.default_value {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
}
self.unify_impl(x.ty, y.ty, false)?;
if self.unify_impl(x.ty, y.ty, false).is_err() {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
};
}
self.unify_impl(sign1.ret, sign2.ret, false)?;
if self.unify_impl(sign1.ret, sign2.ret, false).is_err() {
return Err(TypeError::new(TypeErrorKind::IncompatibleTypes(a, b), None));
};
self.set_a_to_b(a, b);
}
(TVar { fields: Some(fields), .. }, _) => {